Cita APA (7a ed.)

Divers, J. (2002). Possible worlds. Routledge.

Cita Chicago Style (17a ed.)

Divers, John. Possible Worlds. London [etc.]: Routledge, 2002.

Cita MLA (9a ed.)

Divers, John. Possible Worlds. Routledge, 2002.